?????????????????

??

???????????2????????17??????????? ????????????????(??????“?????????????”)17?,???37.7%??????????????????,?????2???

???????,???,?????????????“????”,?????????

??????????????,???????????????35????,???5????????????????,??????,????????????????,???????????????????,??

?????????,????????,?(54.3%)???????,??????????2?????????????,??????????3.5?????

??,??????????????????,?????????,??????????????????(46.6%)?????????????

??????“????????????????”??,???????????,??????????12????????17????????????????????12.5%?18.4%,???????????????????????,?????????????(?????????????????) ???:??????????

?????????

???????????????????????????

????????